Hi Richard, This is blocking some number gathering for the upcoming LLVM Developers Meeting. Do you have an ETA on this fix? If not soon (~1 hour), would you mind reverting this and any other associated patches?
Regards, Chad On Oct 31, 2011, at 10:36 AM, Chad Rosier wrote: > Hey Richard, > I have another one for you. I'm seeing the following assert: > > Assertion failed: ((E->isGLValue() || E->getType()->isFunctionType() || > E->getType()->isVoidType() || isa<CXXTemporaryObjectExpr>(E)) && "can't > evaluate expression as an lvalue"), function EvaluateLValue, file > /Users/mcrosier/llvm-clean/llvm/tools/clang/lib/AST/ExprConstant.cpp, > line 913. > 0 clang 0x000000010a8fe222 _ZL15PrintStackTracePv + 34 > 1 clang 0x000000010a8fe749 _ZL13SignalHandleri + 697 > 2 libsystem_c.dylib 0x00007fff8d815cfa _sigtramp + 26 > 3 libsystem_c.dylib 0x00007fff0000a63d _sigtramp + 18446744071335528797 > 4 clang 0x000000010a8fe476 abort + 22 > 5 clang 0x000000010a8fe435 __assert_rtn + 53 > 6 clang 0x0000000109e331b4 > _ZL14EvaluateLValuePKN5clang4ExprERN12_GLOBAL__N_16LValueERNS3_8EvalInfoE + > 132 > 7 clang 0x0000000109e37028 (anonymous > namespace)::PointerExprEvaluator::VisitCastExpr(clang::CastExpr const*) + 968 > 8 clang 0x0000000109e363c5 > clang::StmtVisitorBase<clang::make_const_ptr, (anonymous > namespace)::PointerExprEvaluator, bool>::Visit(clang::Stmt const*) + 1013 > 9 clang 0x0000000109e3505c > clang::StmtVisitorBase<clang::make_const_ptr, (anonymous > namespace)::LValueExprEvaluator, bool>::Visit(clang::Stmt const*) + 1180 > 10 clang 0x0000000109e331ef > _ZL14EvaluateLValuePKN5clang4ExprERN12_GLOBAL__N_16LValueERNS3_8EvalInfoE + > 191 > 11 clang 0x0000000109e32400 > _ZL8EvaluateRN12_GLOBAL__N_17CCValueERNS_8EvalInfoEPKN5clang4ExprE + 128 > 12 clang 0x0000000109e321eb > clang::Expr::EvaluateAsRValue(clang::Expr::EvalResult&, clang::ASTContext > const&) const + 107 > 13 clang 0x000000010990010f (anonymous > namespace)::GetExprRange(clang::ASTContext&, clang::Expr*, unsigned int) + 79 > 14 clang 0x00000001098fe93e (anonymous > namespace)::CheckImplicitConversion(clang::Sema&, clang::Expr*, > clang::QualType, clang::SourceLocation, bool*) + 3758 > 15 clang 0x00000001098fa78a (anonymous > namespace)::AnalyzeImplicitConversions(clang::Sema&, clang::Expr*, > clang::SourceLocation) + 106 > 16 clang 0x00000001098fadf0 (anonymous > namespace)::AnalyzeImplicitConversions(clang::Sema&, clang::Expr*, > clang::SourceLocation) + 1744 > 17 clang 0x0000000109a26e06 > clang::Sema::ActOnFinishFullExpr(clang::Expr*) + 134 > 18 clang 0x00000001098a75e8 > clang::Parser::ParseExprStatement(clang::ParsedAttributes&) + 296 > 19 clang 0x00000001098a6dce > clang::Parser::ParseStatementOrDeclaration(clang::ASTOwningVector<clang::Stmt*, > 32u>&, bool) + 2142 > 20 clang 0x00000001098aa2f6 > clang::Parser::ParseForStatement(clang::ParsedAttributes&) + 2982 > 21 clang 0x00000001098a6ec6 > clang::Parser::ParseStatementOrDeclaration(clang::ASTOwningVector<clang::Stmt*, > 32u>&, bool) + 2390 > 22 clang 0x00000001098ac950 > clang::Parser::ParseCompoundStatementBody(bool) + 1344 > 23 clang 0x00000001098a69b0 > clang::Parser::ParseStatementOrDeclaration(clang::ASTOwningVector<clang::Stmt*, > 32u>&, bool) + 1088 > 24 clang 0x00000001098a8915 > clang::Parser::ParseIfStatement(clang::ParsedAttributes&) + 533 > 25 clang 0x00000001098a6e84 > clang::Parser::ParseStatementOrDeclaration(clang::ASTOwningVector<clang::Stmt*, > 32u>&, bool) + 2324 > 26 clang 0x00000001098ac950 > clang::Parser::ParseCompoundStatementBody(bool) + 1344 > 27 clang 0x00000001098a69b0 > clang::Parser::ParseStatementOrDeclaration(clang::ASTOwningVector<clang::Stmt*, > 32u>&, bool) + 1088 > 28 clang 0x00000001098aa2f6 > clang::Parser::ParseForStatement(clang::ParsedAttributes&) + 2982 > 29 clang 0x00000001098a6ec6 > clang::Parser::ParseStatementOrDeclaration(clang::ASTOwningVector<clang::Stmt*, > 32u>&, bool) + 2390 > 30 clang 0x00000001098ac950 > clang::Parser::ParseCompoundStatementBody(bool) + 1344 > 31 clang 0x00000001098a69b0 > clang::Parser::ParseStatementOrDeclaration(clang::ASTOwningVector<clang::Stmt*, > 32u>&, bool) + 1088 > 32 clang 0x00000001098aa2f6 > clang::Parser::ParseForStatement(clang::ParsedAttributes&) + 2982 > 33 clang 0x00000001098a6ec6 > clang::Parser::ParseStatementOrDeclaration(clang::ASTOwningVector<clang::Stmt*, > 32u>&, bool) + 2390 > 34 clang 0x00000001098ac950 > clang::Parser::ParseCompoundStatementBody(bool) + 1344 > 35 clang 0x00000001098adfbb > clang::Parser::ParseFunctionStatementBody(clang::Decl*, > clang::Parser::ParseScope&) + 171 > 36 clang 0x00000001098bb9b1 > clang::Parser::ParseFunctionDefinition(clang::Parser::ParsingDeclarator&, > clang::Parser::ParsedTemplateInfo const&) + 2241 > 37 clang 0x000000010986db0c > clang::Parser::ParseDeclGroup(clang::Parser::ParsingDeclSpec&, unsigned int, > bool, clang::SourceLocation*, clang::Parser::ForRangeInit*) + 1020 > 38 clang 0x00000001098bab6a > clang::Parser::ParseDeclarationOrFunctionDefinition(clang::Parser::ParsingDeclSpec&, > clang::AccessSpecifier) + 858 > 39 clang 0x00000001098bad69 > clang::Parser::ParseDeclarationOrFunctionDefinition(clang::ParsedAttributes&, > clang::AccessSpecifier) + 393 > 40 clang 0x00000001098b9d1f > clang::Parser::ParseExternalDeclaration(clang::Parser::ParsedAttributesWithRange&, > clang::Parser::ParsingDeclSpec*) + 3295 > 41 clang 0x00000001098b8fc7 > clang::Parser::ParseTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&) + 247 > 42 clang 0x0000000109863abd clang::ParseAST(clang::Sema&, bool) + > 317 > 43 clang 0x0000000109832180 clang::CodeGenAction::ExecuteAction() > + 1040 > 44 clang 0x000000010963f42b > clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) + 955 > 45 clang 0x00000001096296a5 > clang::ExecuteCompilerInvocation(clang::CompilerInstance*) + 2789 > 46 clang 0x0000000109621dd3 cc1_main(char const**, char const**, > char const*, void*) + 5267 > 47 clang 0x0000000109625adf main + 687 > 48 clang 0x0000000109620934 start + 52 > 49 clang 0x0000000000000045 start + 18446744069257164613 > > Here's a reduced test case: > <joe.i> > > Reproduce with: > clang -Os -arch i386 -c joe.i -o /dev/null > > Please take a moment to investigate. > > Regards, > Chad > > > On Oct 28, 2011, at 4:37 PM, Chad Rosier wrote: > >> No problem. Thanks for fixing promptly. >> >> Chad >> >> On Oct 28, 2011, at 4:30 PM, Richard Smith wrote: >> >>> Hi Chad, >>> >>> Thanks for the excellent testcase! Fixed in r143250. >> >> _______________________________________________ >> cfe-commits mailing list >> [email protected] >> http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits > _______________________________________________ cfe-commits mailing list [email protected] http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits
